With the analysis among 27,700 patents, we discovered top 478 key players by total patent application. Mitsubishi Heavy Industries, Ltd., TOTO Ltd., TSUDAKOMA Corp. are dominant in this area. They take 3.11% of the total patent filing.
Mitsubishi Heavy Industries, Ltd.
Tokyo-to, Japan
Patent: 320
Fukuoka-ken, Japan
Patent: 197
Ishikawa-ken, Japan
Patent: 168
Tokyo-to, Japan
Patent: 149
Osaka-fu, Japan
Patent: 147
Baden-Württemberg, Germany
Patent: 132
Tokyo-to, Japan
Patent: 113
Baden-Württemberg, Germany
Patent: 111
Tokyo-to, Japan
Patent: 102
With the analysis among 47 patents, we discovered top 15 start-ups by total patent application. Aisin KK, Gjosa SA, Hileben Co., Ltd. are active in this area.
Tokyo-to, Japan
Patent: 12
Bern, Switzerland
Patent: 8
California, United States
Patent: 5
Washington, United States
Patent: 3
Guangdong Sheng, China
Patent: 3
New York, United States
Patent: 2
Zhejiang Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among related 7,378 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Wuhan University, Shengyang All-Powerful Science & Technology Joint Stock Ltd., China Railway Siyuan Survey & Design Group Co., Ltd. take 2.56% of patent filing during this period.
Hubei Sheng, China
Patent: 74
Liaoning Sheng, China
Patent: 68
Hubei Sheng, China
Patent: 47
Henan Sheng, China
Patent: 43
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Patent: 37
Henan Sheng, China
Patent: 37
Chongqing Shi, China
Patent: 35
Jiangsu Sheng, China
Patent: 32
Anhui Sheng, China
Patent: 31
Shandong Sheng, China
Patent: 30
With the analysis among related 7,378 patents in last 5 years, we discover 271 new entrants. China Railway Engineering Equipment Group Co., Ltd., Wuhan Institute of Geotechnical Mechanics, Chinese Academy of Sciences, Yellow River Reconnaissance Planning & Design Co. Ltd. are the most active new entrants in this area.
Henan Sheng, China
Patent: 37
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Patent: 27
Henan Sheng, China
Patent: 19
Guangdong Sheng, China
Patent: 17
China Railway No. 5 Engineering Group Co., Ltd.
Guizhou Sheng, China
Patent: 16
Jiangsu Sheng, China
Patent: 15
Shanghai Shi, China
Patent: 15
Schwyz, Switzerland
Patent: 15
Shandong Sheng, China
Patent: 14
Jiangsu Sheng, China
Patent: 14
With the analysis among 3,436 patents, we discovered top 254 universities and scientific research institutions by total patent application. China University of Mining & Technology, Wuhan University, Anhui University of Science & Technology are dominant in this area. They take 8.67% of the total patent filing.
Jiangsu Sheng, China
Patent: 103
Hubei Sheng, China
Patent: 102
Anhui Sheng, China
Patent: 93
Henan Sheng, China
Patent: 58
Jiangsu Sheng, China
Patent: 57
Chongqing Shi, China
Patent: 53
Shandong Sheng, China
Patent: 45
Heilongjiang Sheng, China
Patent: 45
Shandong Sheng, China
Patent: 36
Jiangsu Sheng, China
Patent: 32